[INFO] fetching crate rustc-ap-graphviz 662.0.0...
[INFO] testing rustc-ap-graphviz-662.0.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate rustc-ap-graphviz 662.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rustc-ap-graphviz 662.0.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-ap-graphviz 662.0.0
[INFO] finished tweaking crates.io crate rustc-ap-graphviz 662.0.0
[INFO] tweaked toml for crates.io crate rustc-ap-graphviz 662.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b72c67209a277f8d2fffb8a425d7a41f58a79abbeccae281ab68c0a39b1df10c
[INFO] running `Command { std: "docker" "start" "-a" "b72c67209a277f8d2fffb8a425d7a41f58a79abbeccae281ab68c0a39b1df10c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b72c67209a277f8d2fffb8a425d7a41f58a79abbeccae281ab68c0a39b1df10c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b72c67209a277f8d2fffb8a425d7a41f58a79abbeccae281ab68c0a39b1df10c", kill_on_drop: false }`
[INFO] [stdout] b72c67209a277f8d2fffb8a425d7a41f58a79abbeccae281ab68c0a39b1df10c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d273a9305bc35659b1b162f4305f968218715320df748fdc5cc4487140f1cf8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7d273a9305bc35659b1b162f4305f968218715320df748fdc5cc4487140f1cf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-ap-graphviz v662.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "7d273a9305bc35659b1b162f4305f968218715320df748fdc5cc4487140f1cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d273a9305bc35659b1b162f4305f968218715320df748fdc5cc4487140f1cf8", kill_on_drop: false }`
[INFO] [stdout] 7d273a9305bc35659b1b162f4305f968218715320df748fdc5cc4487140f1cf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3852ad62dc74d2f9b839240f08f9ae6010ea1ae46ef5d583cec35f886d4e2fa9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3852ad62dc74d2f9b839240f08f9ae6010ea1ae46ef5d583cec35f886d4e2fa9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-ap-graphviz v662.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "3852ad62dc74d2f9b839240f08f9ae6010ea1ae46ef5d583cec35f886d4e2fa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3852ad62dc74d2f9b839240f08f9ae6010ea1ae46ef5d583cec35f886d4e2fa9", kill_on_drop: false }`
[INFO] [stdout] 3852ad62dc74d2f9b839240f08f9ae6010ea1ae46ef5d583cec35f886d4e2fa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e85fa558a4cc867b73bc87b6488e83a7d7ed4bd60ae7a2a50a1b50bd56eb9fbf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e85fa558a4cc867b73bc87b6488e83a7d7ed4bd60ae7a2a50a1b50bd56eb9fbf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustc_ap_graphviz-05308c76ff5f2767
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::badly_formatted_id ... ok
[INFO] [stdout] test tests::hasse_diagram ... ok
[INFO] [stdout] test tests::single_node ... ok
[INFO] [stdout] test tests::single_node_with_style ... ok
[INFO] [stdout] test tests::single_edge_with_style ... ok
[INFO] [stdout] test tests::empty_graph ... ok
[INFO] [stdout] test tests::single_edge ... ok
[INFO] [stdout] test tests::left_aligned_text ... ok
[INFO] [stdout] test tests::test_some_labelled ... ok
[INFO] [stdout] test tests::simple_id_construction ... ok
[INFO] [stdout] test tests::single_cyclic_node ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustc-ap-graphviz
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test lib.rs - (line 92) ... ok
[INFO] [stdout] test lib.rs - (line 259) ... ok
[INFO] [stdout] test lib.rs - (line 189) ... ok
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] test lib.rs - (line 39) ... FAILED
[INFO] [stdout] test lib.rs - (line 144) ... FAILED
[INFO] [stdout] test lib.rs - (line 206) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- lib.rs - (line 39) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `graphviz`
[INFO] [stdout]  --> lib.rs:43:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use graphviz as dot;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no external crate `graphviz`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- lib.rs - (line 144) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `graphviz`
[INFO] [stdout]  --> lib.rs:148:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use graphviz as dot;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no external crate `graphviz`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- lib.rs - (line 206) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `graphviz`
[INFO] [stdout]  --> lib.rs:210:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use graphviz as dot;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no external crate `graphviz`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     lib.rs - (line 144)
[INFO] [stdout]     lib.rs - (line 206)
[INFO] [stdout]     lib.rs - (line 39)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e85fa558a4cc867b73bc87b6488e83a7d7ed4bd60ae7a2a50a1b50bd56eb9fbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e85fa558a4cc867b73bc87b6488e83a7d7ed4bd60ae7a2a50a1b50bd56eb9fbf", kill_on_drop: false }`
[INFO] [stdout] e85fa558a4cc867b73bc87b6488e83a7d7ed4bd60ae7a2a50a1b50bd56eb9fbf